Is Traveling to Mars Worth the cost?

  Write argumentative essay about whether or not traveling to mars/colonizing mars is worth the money it would cost to do so. Many points we’ve discussed in class of why people want to do so is because if anything happens to earth, mankind is too precious to lose and we need a backup planet or a two planet species and also include parts about how mars is bad for our bones and what would happen to us on mars etc and how it’s not even sustainable for us to live there.